Answer:
A.
Explanation:
The author is talking about another persons life and teaching individuals the values and morals about the perosn the biography is teaching about.
When the movie ends, what the oak tree does at the theater is that it leaves.
This is a pun supposed to have a humorous effect on the listener or the reader - usually, when a movie ends, people leave the theater. However, since this is a tree, and it's got leaves, you can understand the correlation between the two words.
answer: yes, it is written in subjunctive mood.
explanation: the word "were" is a subjunctive form. for it to be in normal form, the word "were" should be replaced with "was" (first person and third person singular of to be in the past tense).
<em>hope this helps:)</em>